CN113216066A

CN113216066A - Snow beating teeth of snow pressing vehicle capable of improving snow beating efficiency

Info

Publication number: CN113216066A
Application number: CN202110432098.8A
Authority: CN
Inventors: 张弘梅; 温晓宣; 贾玉柱; 刘斌; 高岩
Original assignee: Hebei Xuangong Machinery Development Co ltd
Current assignee: Hebei Xuangong Machinery Development Co ltd
Priority date: 2021-04-21
Filing date: 2021-04-21
Publication date: 2021-08-06

Abstract

The utility model provides a can improve snow pressing vehicle of efficiency of beating snow and beat snow tooth, belongs to snow pressing vehicle equipment technical field for improve snow beating efficiency of snow pressing vehicle of beating snow tooth. The technical scheme is as follows: it comprises toothholder and pinion rack, the toothholder is curved cuboid, the arc of toothholder and the circumference radian phase-match of the roller of snow pressing car snow, the pinion rack is trapezoidal board, the pinion rack lower part is connected with the toothholder, two trapezoidal sides of pinion rack are the front cutting edge and the back cutting edge of pinion rack respectively, the front cutting edge of pinion rack is to the convex arc sunken in pinion rack center, the back cutting edge of pinion rack is to the convex arc outside the pinion rack, the front cutting edge of pinion rack and the blade of back cutting edge are outside convex sharp-pointed cutting angle respectively, the top surface of pinion rack has the arc recess of undercut. The snow pressing vehicle has the advantages of scientific and reasonable structure, convenient use and good effect, can improve the snow cutting-in and removing angles, reduces the snow pressing resistance and greatly improves the working efficiency of the snow pressing vehicle.

Description

Snow beating teeth of snow pressing vehicle capable of improving snow beating efficiency

Technical Field

The invention relates to a snow beating tooth of a snow pressing vehicle, and belongs to the technical field of snow pressing vehicle equipment.

Background

The ice and snow project is a sport project widely developed in winter, and many competitive competitions in the ice and snow project need to be carried out in a special snow field, so that the construction and maintenance of the snow field become important work indispensable for developing the sport project. The snow field maintenance needs multiple supporting service and maintenance equipment, and wherein the snow pressing vehicle is the indispensable special vehicle in the snow field service equipment, and the effect of snow pressing vehicle is to pressing snow, leveling, repairing to the snow way in ski field. In actual use, the snow way of the ski field can be repeatedly melted and frozen along with the change of the environmental temperature, and meanwhile, the snow layer is extruded by the ski boards, the snow layer becomes a thin ice layer, the hardened layer is broken into snow by the special rotary breaking device for the snow pressing vehicle, and the snow way can be normally used after being strickled and shaped by the ski boards. The cutting edges of the snow beating teeth in the existing structure are straight edges and are symmetrically arranged, the snow beating resistance is large, the snow conduction effect is poor, and the snow beating efficiency is low. Therefore, improvements to existing snow-breaking teeth are necessary.

Disclosure of Invention

The invention aims to solve the technical problem of providing a snow beating tooth of a snow pressing vehicle, which can improve the snow beating efficiency, improve the snow beating cut-in and separation angles, reduce the snow beating resistance, better enable the snow beating tracks to be in linear and discrete distribution and greatly improve the working efficiency of the snow pressing vehicle.

The technical scheme for solving the technical problems is as follows:

the utility model provides a can improve snow pressing vehicle of efficiency of beating snow tooth of beating, it comprises toothholder and pinion rack, the toothholder is the arc cuboid, the arc of toothholder and the circumference radian phase-match of the roller of beating snow of snow pressing vehicle, the pinion rack is trapezoidal board, the trapezoidal last base length of pinion rack is less than base length down, the trapezoidal base is connected with the toothholder down of pinion rack, two trapezoidal sides of pinion rack are the front cutting edge and the back cutting edge of pinion rack respectively, the front cutting edge of pinion rack is the convex pinion rack sunken to the pinion rack center, the back cutting edge of pinion rack is to the outside bellied pinion rack of pinion rack, the front cutting edge of arc and the front cutting edge and the back cutting edge of back cutting edge) are outside convex sharp-pointed cutting angle respectively, the top surface of pinion rack has the arc recess of undercut.

The snow pressing vehicle snow beating teeth capable of improving snow beating efficiency are characterized in that the radian of an inward-bending arc of the front cutting edge of the toothed plate of the snow beating teeth is R130, the radian of an outward-bending arc of the rear cutting edge of the toothed plate is R230, the front edge angle of the front cutting edge of the toothed plate is 45-55 degrees, and the rear edge angle of the rear cutting edge is 30-40 degrees.

The snow pressing vehicle snow beating teeth capable of improving snow beating efficiency are characterized in that the thickness of the surfaces of the trapezoidal plates of the toothed plates of the snow beating teeth gradually decreases from bottom to top, and the surfaces of the two sides of the toothed plates are symmetrical to the central plane of the toothed plates.

The aforesaid can improve snow pressing vehicle of efficiency of beating snow and beat the tooth of snow, the roller of beating snow on the surface is many sharp parallel arrangement in the axial of roller of beating snow, and many straight lines have the contained angle with the central axis of roller of beating snow, and many straight lines are the spiral distribution on the roller surface of beating snow, and the roller of beating snow on the surface simultaneously beats the tooth and radially is many helix parallel arrangement at the roller of beating snow, and two teeth of beating snow of radial arrangement are a set of, and two contained angles of beating between the tooth of beating snow are 8.

The invention has the beneficial effects that:

the front cutting edge and the rear cutting edge of the snow beating tooth are respectively in the shape of an arc bent inwards and outwards, the front cutting edge enables a cutting point to move forwards, the cutting angle is improved, the cutting resistance is reduced, and the snow beating track is perfected due to the asymmetrical distribution of the rear cutting edge and the front cutting edge; the thickness of the toothed plate of the snow beating teeth is gradually reduced from bottom to top, so that the welding strength of the lower parts of the snow beating teeth is guaranteed, the cutting resistance of the upper parts of the snow beating teeth is reduced, and the sharp cutting edges at the two ends of the snow beating teeth can realize a better cutting effect; the snow beating teeth are respectively spirally distributed in the axial direction and the radial direction of the snow beating roller at the same time, and thin ice is broken into snow by the snow beating teeth through high-speed rotation of the snow beating roller; the specific front and back asymmetric structure of the snow beating teeth optimizes the guiding performance of the spiral line, snow can be conducted to the middle part and can be uniformly accumulated.

The snow pressing vehicle has the advantages of scientific and reasonable structure, convenient use and good effect, can improve the snow cutting in and out angle, reduce the snow pressing resistance, and simultaneously can better ensure that the snow pressing track is linearly and discretely distributed, thereby greatly improving the working efficiency of the snow pressing vehicle.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a cross-sectional view A-A of FIG. 2;

FIG. 4 is a schematic view of the installation of the snow roller;

FIG. 5 is a schematic view of the spiral distribution of the snowing teeth;

FIG. 6 is a schematic representation of a snowing tooth slip angle.

The figures are labeled as follows: snow roller 1, snow tooth 2, toothholder 3, pinion rack 4, front cutting edge 5, back cutting edge 6, preceding blade 7, back blade 8, arc recess 9.

Detailed Description

The snow beating teeth 2 of the invention are composed of a tooth holder 3 and a tooth plate 4.

Fig. 1, 2 and 3 show that the toothholder 3 is an arc cuboid, and the arc of the toothholder 3 is matched with the circumference radian of the snow beating roller 1 of the snow pressing vehicle.

Fig. 1, 2 and 3 show that the toothed plate 4 is a trapezoidal plate, the length of the upper bottom edge of the trapezoidal plate of the toothed plate 4 is smaller than that of the lower bottom edge, and the trapezoidal lower bottom edge of the toothed plate 4 is connected with the toothed seat 3. The thickness of the trapezoidal board of pinion rack 4 from the bottom up diminishes gradually, and the trapezoidal both sides face of pinion rack 4 is symmetrical with the central plane of pinion rack 2. The thickness of the toothed plate 4 is gradually reduced from bottom to top, so that the cutting resistance of the upper part of the snow beating teeth 2 is reduced while the welding strength of the lower parts of the snow beating teeth 2 is ensured.

Fig. 1, 2 and 3 show that the two trapezoidal sides of the tooth plate 4 are the front and

rear cutting edges

5 and 6, respectively, of the tooth plate 4. The front cutting edge 5 of the toothed plate 4 is in the shape of an arc which is concave towards the center of the toothed plate 4, and the radian of the inward-bending arc is R130. The rear cutting edge 6 of the toothed plate 4 is in the shape of a circular arc protruding towards the outside of the toothed plate 4, and the radian of the outward curved circular arc is R230. The front cutting edge 5 moves the cutting point forward, improves the cutting angle, reduces the cutting resistance, and improves the snow-beating track due to the asymmetrical distribution of the rear cutting edge 6 and the front cutting edge 5.

Fig. 1, 2 and 3 show that the front edge 7 of the front cutting edge 5 and the rear edge 8 of the rear cutting edge 6 of the tooth plate 4 are respectively sharp cutting angles protruding outwards, the front edge angle of the front cutting edge 5 is 45-55 degrees, and the rear edge angle of the rear cutting edge 6 is 30-40 degrees. The sharp cutting edges at the two ends of the snow beating teeth 2 can realize better cutting-in effect.

Fig. 1, 2 and 3 show that the top surface of the toothed plate 4 has a downwardly concave arcuate groove 9 to reduce the cut resistance during snow beating.

Fig. 4, 5, 6 show, the lower part of toothholder 3 of the tooth of beating snow 2 and the circumference welded connection of roller 1 of beating snow, roller 1 of beating snow on the surface is many straight line parallel arrangement in roller 1's axial, many straight lines have the contained angle with roller 1's the central axis of beating snow, many straight lines are the spiral distribution on roller 1 surface of beating snow, the tooth of beating snow 2 on roller 1 of beating snow on the surface simultaneously radially is many helix parallel arrangement at roller 1 of beating snow, 2 two teeth of beating snow 2 of the tooth of beating snow of radial arrangement are a set of, and two contained angles between the tooth of beating snow 2 are 8.

One embodiment of the invention is as follows:

the length of the tooth holder 3 is 76mm, the width is 12mm, and the height is 10 mm;

the length of the bottom edge of the lower end of the toothed plate 4 is 76mm, the length of the bottom edge of the upper end of the toothed plate 4 is 42mm, the height of the toothed plate 4 is 70mm, the thickness of the lower end of the toothed plate 4 is 12mm, and the thickness of the upper end of the toothed plate is 8 mm;

the arc degree of the front cutting edge 5 of the toothed plate 4 is R130;

the radian of the back cutting edge 6 of the toothed plate 4 is R230;

the angle of the front cutting edge 7 is 50 degrees;

the rear edge angle of the rear edge 8 is 30 degrees.

Claims

1. The utility model provides a can improve snow pressing vehicle of efficiency of beating snow and beat snow tooth which characterized in that: it comprises toothholder (3) and pinion rack (4), toothholder (3) are the arc cuboid, the arc of toothholder (3) and the circumference radian phase-match of the roller of snowing (1) of pressure snow car, pinion rack (4) are trapezoidal board, trapezoidal last base length of pinion rack (4) is less than base length down, the trapezoidal base is connected with toothholder (3) down of pinion rack (4), two trapezoidal sides of pinion rack (4) are preceding cutting edge (5) and back cutting edge (6) of pinion rack respectively, preceding cutting edge (5) of pinion rack (4) are to the arc of pinion rack central depression, back cutting edge (6) of pinion rack (4) are to the convex arc of pinion rack outside, preceding cutting edge (5) and the preceding blade (7) and the back blade (8) of back cutting edge (6) of pinion rack (4) are respectively outward convex sharp-pointed cutting angle, the top surface of pinion rack (4) has arc recess (9) of undercut.

2. A snow horn as defined in claim 1 having improved snow striking efficiency wherein: the radian of the inward-bending arc-shaped arc of the front cutting edge (5) of the toothed plate (4) is R130, the radian of the outward-bending arc-shaped arc of the rear cutting edge (5) of the toothed plate (4) is R230, the angle of the front cutting edge (7) of the front cutting edge (5) of the toothed plate (4) is 45-55 degrees, and the angle of the rear cutting edge (8) of the rear cutting edge (6) is 30-40 degrees.

3. A snow horn as defined in claim 1 having improved snow striking efficiency wherein: the thickness of the surfaces of the trapezoidal plates of the toothed plate (4) of the snow beating teeth (2) is gradually reduced from bottom to top, and the surfaces of the two sides of the trapezoidal plates of the toothed plate (4) are symmetrical to the central plane of the toothed plate (4).

4. A snow horn as defined in claim 1 having improved snow striking efficiency wherein: snow roller (1) is snow beating tooth (2) on the surface and is many sharp parallel arrangement in the axial of snow roller (1), and there is the contained angle many straight lines and the central axis of snow roller (1), and many straight lines are the spiral distribution on snow roller (1) surface, and snow roller (1) is simultaneously snowing tooth (2) on the surface and radially is many helix parallel arrangement in snow roller (1), and two of the tooth (2) of snowing of radial arrangement are a set of, and two contained angles of snowing between tooth (2) are 8.